Zinn-Justin, Jean; Jentschura, Ulrich D. Imaginary cubic perturbation: numerical and analytic study. (English) Zbl 1201.81058 J. Phys. A, Math. Theor. 43, No. 42, Article ID 425301, 29 p. (2010). Cited in 5 Documents MSC: 81Q15 Perturbation theories for operators and differential equations in quantum theory 81Q05 Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics PDF BibTeX XML Cite \textit{J. Zinn-Justin} and \textit{U. D. Jentschura}, J. Phys. A, Math. Theor. 43, No. 42, Article ID 425301, 29 p. (2010; Zbl 1201.81058) Full Text: DOI arXiv OpenURL